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37 results for “Chasmogenus”
Linked collectors and determiners for: New species and records of Chasmogenus Sharp, 1882 from the southwestern margin of the Guiana Shield (Coleoptera: Hydrophilidae: Acidocerinae).
Natural history specimen data linked to collectors and determiners held within, "New species and records of Chasmogenus Sharp, 1882 from the southwestern margin of the Guiana Shield (Coleoptera: Hydrophilidae: Acidocerinae)". Claims or attributions were made on Bionomia by volunteer Scribes, <a href="https://bionomia.net/dataset/e80cf6ad-d7b3-48a3-9527-5c3e2c4cd83c">https://bionomia.net/dataset/e80cf6ad-d7b3-48a3-9527-5c3e2c4cd83c</a> using specimen data from the dataset aggregated by the Global Biodiversity Information Facility, <a href="https://gbif.org/dataset/e80cf6ad-d7b3-48a3-9527-5c3e2c4cd83c">https://gbif.org/dataset/e80cf6ad-d7b3-48a3-9527-5c3e2c4cd83c</a>. Formatted as a Frictionless Data package.
FIGURES 1–8 in A new species of Chasmogenus Sharp, 1882 and new records of Hydrophilidae (Coleoptera) from Northeastern Brazil
FIGURES 1–8. Chasmogenus cajuina sp. nov. 1–3) Habitus: 1, dorsal view; 2, ventral view (2a, detail of last ventrite); 3, lateral view. 4) Head in dorsal view. 5) Head in ventral view and prosternum. 6–8) Aedeagus: 6) ventral view; 7, dorsal view; 8, detail of apical half.
Supplementary material 1 from: Smith RR, Short AEZ (2020) Review of the genus Chasmogenus Sharp, 1882 of northeastern South America with an emphasis on Venezuela, Suriname, and Guyana (Coleoptera, Hydrophilidae, Acidocerinae). ZooKeys 934: 25-79. https://doi.org/10.3897/zookeys.934.49359
Table S1. Pairwise uncorrected percentage similarity between ChasmogenusCOI sequences used in this study
FIGURES 7–13. 7–8 in Redescription and lectotype designation of Chasmogenus abnormalis (Sharp), with notes on its distribution
FIGURES 7–13. 7–8: habitus of alive specimen of Chasmogenus abnormalis (Sharp) from Manipur (7: dorsal, 8: ventral); 9: known distribution of C. abnormalis (green: localities of the examined specimens, blue: literature data, T: type locality). 10–13: Morphology of the aedeagus and detail of apex of parameres of examined specimens (10: lectotype; 11: specimen from India: Manipur; 12: specimen from Laos: Vientiane; 13: specimen from Japan: Ryukyu Islands; 10–12: ventral, 13 dorsal).
FIGURES 1–6 in Redescription and lectotype designation of Chasmogenus abnormalis (Sharp), with notes on its distribution
FIGURES 1–6. Lectotype of Philydrus abnormalis Sharp, 1890 (= Chasmogenus abnormalis). 1: general habitus, dorsal view; 2: detail of head and the shape of clypeus; 3–5: aedeagus (3: ventral, 4: lateral, 5: dorsal); 6: labels of the lectotype.
FIGURE 5 in New species and records of Chasmogenus Sharp, 1882 from the southwestern margin of the Guiana Shield (Coleoptera: Hydrophilidae: Acidocerinae)
FIGURE 5: Aedeagi of Chasmogenus spp. A–B C. inpa sp. n. (both Brazil: Amazonas) C–D C. gironae sp. n. (both Venezuela) Scale bar: 0.20 mm
FIGURE 1 in New species and records of Chasmogenus Sharp, 1882 from the southwestern margin of the Guiana Shield (Coleoptera: Hydrophilidae: Acidocerinae)
FIGURE 1: Maximum likelihood phylogeny of Chasmogenus spp. based on COI sequences. Ultrafast Bootstrap values (UFBS) are indicated at each node.
FIGURE 4 in New species and records of Chasmogenus Sharp, 1882 from the southwestern margin of the Guiana Shield (Coleoptera: Hydrophilidae: Acidocerinae)
FIGURE 4: Aedeagi of Chasmogenus spp. A–D C. clinatus sp. n. A specimen from Brazil (Amazonas) B specimen from Venezuela C specimen from Brazil (Amazonas) D specimen from Brazil (Amazonas) E C. ligulatus, F C. pandus, G C. acuminatus (Suriname), H C. acuminatus (Brazil: Pará). Scale bar: 0.20 mm
FIGURE 3 in New species and records of Chasmogenus Sharp, 1882 from the southwestern margin of the Guiana Shield (Coleoptera: Hydrophilidae: Acidocerinae)
FIGURE 3: Dorsal view of heads of Chasmogenus spp. A C. clinatus sp. n. B C. gironae sp. n. C C. inpa sp. n.
FIGURE 2 in New species and records of Chasmogenus Sharp, 1882 from the southwestern margin of the Guiana Shield (Coleoptera: Hydrophilidae: Acidocerinae)
FIGURE 2: Dorsal and ventral habitus of Chasmogenus spp. A–B C. clinatus sp. n. C–D C. gironae sp. n.
Figure 8 from: Smith RR, Short AEZ (2020) Review of the genus Chasmogenus Sharp, 1882 of northeastern South America with an emphasis on Venezuela, Suriname, and Guyana (Coleoptera, Hydrophilidae, Acidocerinae). ZooKeys 934: 25-79. https://doi.org/10.3897/zookeys.934.49359
Figure 8 Dorsal view of heads of Chasmogenus spp. AC. castaneusBC. australisCC. bariorumDC. cuspiferEC. flavomarginatusFC. lineatus.
Figure 5 from: Smith RR, Short AEZ (2020) Review of the genus Chasmogenus Sharp, 1882 of northeastern South America with an emphasis on Venezuela, Suriname, and Guyana (Coleoptera, Hydrophilidae, Acidocerinae). ZooKeys 934: 25-79. https://doi.org/10.3897/zookeys.934.49359
Figure 5 Habitus of Chasmogenus spp. A–CC. acuminatus: A dorsal view B lateral view C ventral view. D–FC. pandus: D dorsal view E lateral view F ventral view. Scale bar: 2 mm.
Figure 4 from: Smith RR, Short AEZ (2020) Review of the genus Chasmogenus Sharp, 1882 of northeastern South America with an emphasis on Venezuela, Suriname, and Guyana (Coleoptera, Hydrophilidae, Acidocerinae). ZooKeys 934: 25-79. https://doi.org/10.3897/zookeys.934.49359
Figure 4 Habitus of Chasmogenus spp. A–CC. lineatus: A dorsal view B lateral view C ventral view. D–FC. australis: D dorsal view E lateral view F ventral view. Scale bar: 2 mm.
Figure 3 from: Smith RR, Short AEZ (2020) Review of the genus Chasmogenus Sharp, 1882 of northeastern South America with an emphasis on Venezuela, Suriname, and Guyana (Coleoptera, Hydrophilidae, Acidocerinae). ZooKeys 934: 25-79. https://doi.org/10.3897/zookeys.934.49359
Figure 3 Habitus of Chasmogenus spp. A–CC. flavomarginatus: A dorsal view B lateral view C ventral view. D–FC. bariorum: D dorsal view E lateral view F ventral view. G–IC. castaneusG dorsal view H lateral view I ventral view. Scale bar: 2 mm.
Figure 22 from: Smith RR, Short AEZ (2020) Review of the genus Chasmogenus Sharp, 1882 of northeastern South America with an emphasis on Venezuela, Suriname, and Guyana (Coleoptera, Hydrophilidae, Acidocerinae). ZooKeys 934: 25-79. https://doi.org/10.3897/zookeys.934.49359
Figure 22 Habitat of Chasmogenus spp in Guyana. A Type locality and habitat for C. berbicensis, Guyana, margin/detrital sandbar of the upper Berbice River (collecting event GY14-0922-02A) B type locality and habitat for C. undulatus Guyana, near Ayanganna airstrip (collecting event GY14-0317-01A) C habitat for C. acuminatus and C. guianensis, Guyana, small tributary of the upper Berbice River (collecting event GY14-0924-01A) D habitat for C. acuminatus (collecting event GY13-1103-02A).
Figure 21 from: Smith RR, Short AEZ (2020) Review of the genus Chasmogenus Sharp, 1882 of northeastern South America with an emphasis on Venezuela, Suriname, and Guyana (Coleoptera, Hydrophilidae, Acidocerinae). ZooKeys 934: 25-79. https://doi.org/10.3897/zookeys.934.49359
Figure 21 Habitat of Chasmogenus spp in Suriname. A Type locality and habitat for C. brownsbergensis, Brownsberg Nature Park (collecting event SR12-0804-03A) B type locality and habitat for C. ligulatus, near Mt. Kasikasima (collecting event SR12-0320-02A) C type locality and habitat for C. tafelbergensis, summit of Tafelberg tepui (collecting event SR13-0817-01A) D type locality and habitat for C. schmits, S of Kwamala along the Kutari River (collecting event SR10-0316-01B) E habitat for C. acuminatus, Central Suriname Nature Reserve, Raleighvallen (collecting event SR16-0316-01B) F habitat for C. guianensis, upper Palumeu River, (collecting event SR12-0311-01A).
Figure 2 from: Smith RR, Short AEZ (2020) Review of the genus Chasmogenus Sharp, 1882 of northeastern South America with an emphasis on Venezuela, Suriname, and Guyana (Coleoptera, Hydrophilidae, Acidocerinae). ZooKeys 934: 25-79. https://doi.org/10.3897/zookeys.934.49359
Figure 2 Habitus of Chasmogenus amplius: A dorsal view B lateral view C ventral view. Scale bar: 2 mm.
Figure 20 from: Smith RR, Short AEZ (2020) Review of the genus Chasmogenus Sharp, 1882 of northeastern South America with an emphasis on Venezuela, Suriname, and Guyana (Coleoptera, Hydrophilidae, Acidocerinae). ZooKeys 934: 25-79. https://doi.org/10.3897/zookeys.934.49359
Figure 20 Habitat of Chasmogenus spp. A Type locality and habitat for C. amplius and C. gato, Venezuela: Amazonas, Caño Gato (collecting event VZ09-0116-01X) B type locality and habitat for C. clavijoi, Venezuela: Guarico, San Nicolasito Field Station (collecting event VZ09-0110-02X) C–F habitat for C. australis: C Venezuela, Barinas, 13 km southeast of Ciudad Bolivia (collecting event VZ12-0125-02A) D Guyana, near Kusad Mountains (collecting event GY13-1027-01A). E, F Brazil, Roraima, near Caracarai, red circles showing live individuals of C. australis floating on the water surface (collecting event BR18-0116-05A).
Figure 18 from: Smith RR, Short AEZ (2020) Review of the genus Chasmogenus Sharp, 1882 of northeastern South America with an emphasis on Venezuela, Suriname, and Guyana (Coleoptera, Hydrophilidae, Acidocerinae). ZooKeys 934: 25-79. https://doi.org/10.3897/zookeys.934.49359
Figure 18 Distribution of Chasmogenus spp. Localities marked with stars/triangles indicate populations that were sampled for DNA in Fig. 1.
Figure 9 from: Smith RR, Short AEZ (2020) Review of the genus Chasmogenus Sharp, 1882 of northeastern South America with an emphasis on Venezuela, Suriname, and Guyana (Coleoptera, Hydrophilidae, Acidocerinae). ZooKeys 934: 25-79. https://doi.org/10.3897/zookeys.934.49359
Figure 9 Dorsal view of heads of Chasmogenus spp. AC. ampliusBC. acuminatusCC. berbicensisDC. clavijoiEC. undulatusFC. gato.
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